Uninhabited

Uninhabited is a 2010 Australian horror film directed by Bill Bennett and starring Geraldine Hakewill and Henry James. The film premiered at the 2010 Cannes Film Festival and in Australia during the 2010 Melbourne International Film Festival. It tells the story of a young couple vacationing at a deserted island, later discovering it has a disturbing history.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.